Photoalignment materials having improved adhesion
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United States of America Patent
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Oct 25, 2016
Grant Date -
Jun 9, 2011
app pub date -
Dec 3, 2010
filing date -
Dec 8, 2009
priority date (Note) -
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Abstract
The present disclosure provides for new photoalignment (co)polymer materials which demonstrate improved adhesion to a substrate. The (co)polymeric structure includes at least one photochemically active chromophore and at least one adhesion promoter group. Articles of manufacture, optical elements, ophthalmic elements and liquid crystal cells which include at least one photoalignment layer made from the photoalignment (co)polymer materials and methods for formation are also disclosed.
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